CN213811284U - Low-voltage electrostatic field low-temperature vacuum storage and preservation equipment - Google Patents
Low-voltage electrostatic field low-temperature vacuum storage and preservation equipment Download PDFInfo
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- CN213811284U CN213811284U CN202022855747.9U CN202022855747U CN213811284U CN 213811284 U CN213811284 U CN 213811284U CN 202022855747 U CN202022855747 U CN 202022855747U CN 213811284 U CN213811284 U CN 213811284U
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Abstract
The to-be-solved problem of the utility model is to provide a fresh-keeping equipment is stored in low pressure electrostatic field low temperature vacuum, to living bright, dish, the inhomogeneous characteristic of fungus tissue distribution, form inhomogeneous low pressure electrostatic field through polylith electrostatic polar plate group to the improvement is to the fresh-keeping effect of bright fruit, dish, fungus. The vacuum device, the refrigerating unit and the storage chamber are matched to achieve perfect matching of low vacuum and temperature and humidity, and achieve a better fresh-keeping effect on fresh fruits, vegetables and bacteria. The vacuum refrigeration equipment comprises an equipment main body, and a vacuum device and a refrigeration unit which are positioned outside the equipment main body, wherein at least one storage chamber is arranged in the equipment main body, and a safety cover is arranged at the upper end of the equipment main body in a turnover mode; the vacuum tube of the vacuum device and the refrigeration tube of the refrigeration unit are communicated into the storage chamber.
Description
Technical Field
The utility model belongs to fresh fruit, vegetable and fungus preservation and storage equipment, in particular to low-voltage electrostatic field low-temperature vacuum preservation and storage equipment.
Background
The fresh fruits, vegetables and bacteria have rich nutrition and are indispensable food in the life of people. However, fresh fruits, vegetables and bacteria have characteristics of high water content, vigorous metabolism after picking, seasonal and regional production, and perishable property of products, and bring great difficulties to circulation links of post-picking treatment, storage, transportation and sale and the like. China is a big country for producing, consuming and exporting fresh fruits, vegetables and fungi, and the yield of the fresh fruits, the vegetables and the fungi is always stable at the first place in the world for many years. However, the problems of high circulation loss rate after picking, large price fluctuation, incapability of guaranteeing quality safety and the like of fresh fruits, vegetables and bacteria are caused by the development delay and generation of the technology and facilities for preserving the picked fresh fruits, vegetables and bacteria in China. Especially compared with developed countries, the added value of fresh fruits, vegetables and fungi in China after delivery is lower, and the added value is not very suitable for the status of the first large producing country. With the continuous improvement of the national living standard, people not only meet the supply of the quantity of fresh fruits, vegetables and fungi, but also put forward higher requirements on the freshness, the sensory quality, the nutritional quality, the quality safety and the like of the fresh fruits, vegetables and fungi. Therefore, the method explores the technical measures for effectively regulating and controlling the postharvest fresh-keeping treatment of fresh fruits, vegetables and fungi, reduces the postharvest metabolic strength of the products, reduces the postharvest loss of the products, improves the quality and the quality safety of the products, becomes the key for solving the problems of income increase of farmers, product increment and agricultural industrial structure upgrade, and has wide development space.
As a new high-tech technology, the physical electrostatic field is mainly applied to unfreezing and quality maintaining of marine products or meat in the field of food preservation, and large-scale and industrialized popularization and application are difficult to realize along with the appearance of a plurality of defects such as safety problems of high-voltage electrostatic field preservation equipment and limitations of application environments in recent years. Therefore, the low-voltage electrostatic field preservation technology is widely concerned in the field of food preservation. However, the fresh fruits, vegetables and bacteria have non-uniform chemical components and metabolism-related enzymes due to different organs or tissues, so that the effect of directly using a low-voltage electrostatic field for fresh-keeping is not obvious.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide a fresh-keeping equipment is stored in low pressure electrostatic field low temperature vacuum, to living bright, dish, the inhomogeneous characteristic of fungus tissue distribution, form inhomogeneous low pressure electrostatic field through polylith electrostatic polar plate group to the improvement is to the fresh-keeping effect of bright fruit, dish, fungus. The vacuum device, the refrigerating unit and the storage chamber are matched to achieve perfect matching of low vacuum and temperature and humidity, and achieve a better fresh-keeping effect on fresh fruits, vegetables and bacteria.
The utility model discloses a realize through following technical scheme:
a low-voltage electrostatic field low-temperature vacuum storage and preservation device comprises a device main body, and a vacuum device and a refrigerating unit which are positioned outside the device main body, wherein at least one storage chamber is arranged in the device main body, and a safety cover is arranged at the upper end of the device main body in an overturning manner;
the vacuum tube of the vacuum device and the refrigeration tube of the refrigeration unit are communicated into the storage chamber.
Furthermore, the front, rear, left and right inner side walls of the storage chamber are respectively provided with a static electrode plate group.
Further, the lateral wall of the equipment main body is provided with a control cabinet, the control cabinet comprises an MCU controller, a frequency converter, a touch display screen and static electricity generating devices, the MCU controller is electrically connected with the frequency converter, the touch display screen and the four static electricity generating devices, the four static electricity generating devices are correspondingly and electrically connected with the four static electrode plate groups, the frequency converter realizes that the frequency fluctuation of the static electrode plate groups is within 20-2000Hz and the voltage is less than or equal to 150v under the regulation and control of the MCU controller.
Furthermore, the vacuum tube of the vacuum device, the refrigerating tube of the refrigerating unit and the storage chamber are communicated through the electromagnetic reversing device.
Furthermore, a temperature and humidity sensor and a pressure sensor are arranged in the storage chamber.
Furthermore, the temperature sensor also comprises a plurality of temperature and humidity sensor probes, and in the use process, the probes can be placed into each material to record and feed back the temperature and humidity of the material in real time.
Furthermore, the vacuum device comprises a vacuum pump group and a vacuum tank group, and the vacuum pump group is connected with the vacuum tank group.
Further, a plurality of self-locking moving wheels are arranged at the bottom of the equipment main body.
Compared with the prior art, the utility model the beneficial effect who gains as follows:
the electrostatic fresh-keeping effect of the fresh fruits, the vegetables and the bacteria can be improved by forming an interactive inhomogeneous electrostatic field through the four electrostatic electrode plate groups according to the characteristic that tissues of the fresh fruits, the vegetables and the bacteria are unevenly distributed. The vacuum tube of the vacuum device, the refrigerating tube of the refrigerating unit and the storage chamber are communicated in a matched mode through the electromagnetic reversing device, the vacuum degree and the temperature of the storage chamber can be well controlled, a better fresh-keeping effect on agricultural products such as fresh vegetables, fungi and the like is achieved, and a great deal of convenience is provided for fresh vegetables, fungi and the fresh-keeping and circulation. The problems of high rotting rate and large product loss in the storage and circulation processes of fresh fruits, vegetables and fungi are solved, the intelligent degree of the fresh-keeping equipment in China is improved, the industrial structure of the equipment is adjusted, the efficiency is improved, and the energy consumption is reduced.
Drawings
FIG. 1 is a schematic view of the three-dimensional structure of the low-voltage electrostatic field low-temperature vacuum storage and preservation device of the present invention;
FIG. 2 is a schematic view of the internal structure of the main body of the apparatus of the present invention;
fig. 3 is a schematic diagram of the distribution of the electrostatic plate components according to the present invention;
in the figure: 1. the device comprises a device main body, 2, a control cabinet, 3, a refrigerating unit, 4, a storage chamber, 5, a safety cover, 6, a static electrode plate group, 7, an MCU controller, 8, a touch display screen, 9, a vacuum pump group, 10, a vacuum tank group, 11, an electromagnetic reversing device, 12 and a self-locking moving wheel.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1-3, the present embodiment discloses a low-voltage electrostatic low-temperature vacuum storage and preservation apparatus, which mainly includes an apparatus main body 1, a vacuum device, a refrigeration unit 3, and a control cabinet 2. A storage chamber 4 is provided in the apparatus body 1, and a safety cover 5 is turnably mounted on an upper end of the apparatus body 1. As shown in fig. 3, the front, rear, left and right inner side walls of the storage chamber 4 are respectively provided with a static electrode plate group 6, and the static electrode plate groups 6 can be respectively controlled to set different static parameters to generate an interactive static electric field, thereby achieving the requirement of enhancing the static fresh-keeping effect.
The control cabinet 2 is arranged on the outer side wall of the equipment main body 1 and is integrated, the control cabinet 2 comprises an MCU (microprogrammed control Unit) controller 7, a frequency converter, a touch display screen 8 and four static electricity generating devices, the frequency converter, the touch display screen 8 and the static electricity generating devices are electrically connected with the MCU controller 7, and the four static electricity generating devices are correspondingly and electrically connected with the four static electrode plate sets 6. In order to form an irregular electrostatic field, the voltage and the frequency of the two electrostatic polar plates are adjustable within the range of 0-150V and 30-2000 hz; the voltage and frequency of one static electrode plate group are adjustable in the ranges of 0-36V and 30-800 hz; the voltage and frequency of the last static electrode plate group are adjustable within the range of 36-150V and 800-2000 hz.
The vacuum device comprises a vacuum pump set 9 and a vacuum tank set 10, the vacuum pump set 9 is connected with the vacuum tank set 10, a vacuum pipe of the vacuum tank set 10 and a refrigerating pipe of the refrigerating unit 3 are communicated into the storage chamber 4 through an electromagnetic reversing device 11, the vacuum device and the refrigerating unit 3 are all electrically connected onto the MCU controller 7, the electromagnetic device is controlled through setting the MCU controller 7, the vacuum device and the refrigerating unit 3 are selectively communicated with the storage chamber 4, and comprehensive control of temperature and vacuum degree can be well achieved. Be equipped with temperature and humidity sensor and pressure sensor in the apotheca 4, equal electric connection is on MCU controller 7, and wherein temperature sensor still includes a plurality of temperature and humidity sensor probes, in the use, can put into every material with the probe, and the real-time recording feeds back the material humiture.
The touch display screen can be used for manually setting various parameters and communicating with the MCU controller in real time, recording, contrasting and feeding back the parameters of equipment, materials and the like, and transmitting the parameters to a user side. The bottom of the equipment main body is also matched with four self-locking moving wheels 12, so that the equipment can be freely moved according to different precooling rooms, and can be locked and fixed in use.
Low pressure electrostatic field low temperature vacuum storage fresh-keeping equipment specifically operates as follows:
first, the apparatus body is moved to a desired position to be locked, and the storage room, the vacuum device and the refrigerator group are connected together by the electromagnetic reversing device. Then the goods to be stored and kept fresh are put into the storage chamber, the temperature and humidity sensor group is respectively put into each sub-goods so as to record data in real time, and then the safety cover is closed. And setting required parameters of temperature, humidity, vacuum degree and electrostatic field plate groups through the touch display screen. When the equipment normally operates, the MCU controller sends out an instruction according to data fed back by the temperature and humidity sensor, controls the start and stop of the refrigerating unit and the vacuum device, and controls the cold quantity and the vacuum degree value in the storage chamber by controlling the electromagnetic reversing device. After the equipment operation is finished, the static electrode plate group can discharge firstly, and the user can take out the goods.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (8)
1. The low-voltage electrostatic field low-temperature vacuum storage and preservation equipment is characterized by comprising an equipment main body, a vacuum device and a refrigerating unit, wherein the vacuum device and the refrigerating unit are positioned outside the equipment main body;
at least one static electrode plate group is arranged on the inner side wall of the storage chamber, and a vacuum tube of the vacuum device and a refrigerating tube of the refrigerating unit are communicated with the storage chamber.
2. The storage and preservation apparatus according to claim 1, wherein the front, rear, left, right, and inner side walls of the storage chamber are respectively provided with electrostatic plate sets, and the electrostatic plate sets have the same polarity or different polarities.
3. The storage and preservation device according to claim 2, wherein a control cabinet is arranged on an outer side wall of the device main body, the control cabinet comprises an MCU controller, a frequency converter, a touch display screen and four static electricity generating devices, the MCU controller is electrically connected with the frequency converter, the touch display screen and the four static electricity generating devices, the four static electricity generating devices are correspondingly and electrically connected with the four static electrode plate groups, and the frequency converter realizes that the frequency fluctuation of the static electrode plate groups is within 20-1000Hz and the voltage is less than or equal to 150v under the regulation and control of the MCU controller.
4. The storage and freshness-keeping apparatus according to claim 1, wherein the vacuum tube of the vacuum device, the refrigerating tube of the refrigerating unit and the storage chamber are communicated by an electromagnetic reversing device.
5. The storage and freshness-keeping apparatus according to claim 1, wherein a temperature and humidity sensor and a pressure sensor are provided in the storage chamber.
6. The storage and preservation apparatus according to claim 5, wherein the temperature and humidity sensor further comprises a plurality of temperature and humidity sensor probes, and in the using process, the probes can be put into each material to record and feed back the temperature and humidity of the material in real time.
7. The storage and freshness-keeping apparatus according to claim 1, wherein the vacuum device comprises a vacuum pump group and a vacuum tank group, and the vacuum pump group is connected with the vacuum tank group.
8. A storage and fresh-keeping apparatus according to any of claims 1 to 7, wherein the bottom of the apparatus body is provided with a plurality of self-locking moving wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022855747.9U CN213811284U (en) | 2020-12-03 | 2020-12-03 | Low-voltage electrostatic field low-temperature vacuum storage and preservation equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022855747.9U CN213811284U (en) | 2020-12-03 | 2020-12-03 | Low-voltage electrostatic field low-temperature vacuum storage and preservation equipment |
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| CN213811284U true CN213811284U (en) | 2021-07-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344614A (en) * | 2020-12-03 | 2021-02-09 | 青岛农业大学 | Low-voltage electrostatic field low-temperature vacuum storage and preservation equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344614A (en) * | 2020-12-03 | 2021-02-09 | 青岛农业大学 | Low-voltage electrostatic field low-temperature vacuum storage and preservation equipment |
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